@charset "utf-8";
/* CSS Document */

header{
	margin-bottom:10px;
	border-top:solid 3px #333;
	position:fixed;
	top:0;
	left:0;
	right:0;
	z-index:900;
}

.main_section{
	position:relative;
	top:135px;
}

@media only screen and (max-width : 1000px) {
	.main_section{
		top:190px;
	}
}